Why it works: Ginger and lemon match in chemistry and in kitchens. They rank in the top 5% of all ingredient pairs, and cooks put them together in 5,154 recipes. Both carry beta-phellandrene, which smells minty, terpene. The science ↓
To Make a Cask of Ginger Beer
Ingredients
Directions
Prepare the liquor
Combine 10 gallons of soft water and 15 pounds of loaf sugar in a large pot.
Clarify the sugar with the whites of 6 eggs.
Bruise ½ pound of white ginger.
Boil the ginger in the mixture for 30 minutes.
Pare the thin yellow rind of 12 lemons.
Pour the boiling mixture over the lemon peel.
Ferment and bottle
Once the mixture cools, mix in ½ cup of good yeast.
Transfer the mixture to a cask.
Retain 2 quarts of the liquor and dissolve 2 ounces of shredded isinglass in it.
Mix this with the cask and shake well.
Let the cask stand open overnight.
Close it with a bung.
After 3 weeks, bottle the ginger beer.
It will be ready to drink in 3 months.
Transcribed from a scanned cookbook and modernised for today's kitchens. Where the book gave no heat or time, or said "a moderate oven", the temperatures and times here may be modern equivalents rather than the book's own figures.
Explore the science
The flavor team
The pairs that carry this dish. Each one is judged two ways: how much their aromas overlap, and how often cooks already put them together.
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Ginger + lemontop 5% of all pairsSmell alikestrongCooked together5,154 recipes
Shared aroma: beta-phellandrene (minty, terpene).
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Sugar + gingertop 17% of all pairsSmell alikelowCooked together14,054 recipes
Shared aroma: 1-penten-3-one (fish, pungent).
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Sugar + lemontop 18% of all pairsSmell alikelowCooked together53,532 recipes
Shared aroma: 2-nonenal (fatty, green).
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Egg + lemontop 19% of all pairsSmell alikelowCooked together44,316 recipes
Shared aroma: (e,e)-2,4-decadienal (fatty, deep fried).
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Sugar + eggtop 21% of all pairsSmell alikemoderateCooked together122,807 recipes
Shared aroma: 2-nonenal (fatty, green).
Sugar and ginger barely smell alike, yet cooks put them together in 14,054 recipes: they work on texture and structure more than aroma.
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Loaf sugar
- Provides the sweetness and food for the yeast to ferment into carbonation and alcohol.
- Good yeast
- Ferments the sugar, producing the carbonation and the beer's character.
- White ginger
- Adds the spicy, aromatic flavour that defines the beer.
- Whites of eggs
- Clarify the sugar syrup, binding impurities so they can be skimmed off for a clearer beer.
- Shredded isinglass
- A fining agent that helps settle suspended yeast and particles, clarifying the beer.
The step that matters
Bottling after the 3-week wait. Bottling too early, before fermentation has slowed, can leave too much dissolved carbon dioxide and risk bottles bursting. Waiting lets fermentation settle, so the carbonation stays controlled.
Swap the ginger
How well each one fits the dish's main ingredients (sugar, egg, lemon):
- Cinnamonfits better
- Nutmegfits better
- Dillfits about as well
- Gingerthe original
Fit is the average pairing score against sugar, egg, lemon. Candidates are from the same food group and used in at least 100 recipes.
“What each ingredient does” and “The step that matters” were written by Claude from this recipe’s own method and reviewed in samples by CompKitchen.
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